 highlights a comprehensive discussion of the approaches for developing carbon-based sulfur hosts is presented encompassing structural design and functional optimization. The recent implementation of effective machine learning methods in discovering carbon-based sulfur hosts has been systematically examined. The challenges and future directions of carbon based sulfur hosts for practically application have been comprehensively discussed. A summary of the strengths and weaknesses along with the outlook on carbon-based sulfur hosts for practical application has been incorporated. This article was offered by Egon, Jingli, Kayon, and others.